1. Preheat your oven to 200C/gas 6. If you are roasting the potatoes in the same oven as your joint of meat, cook them above the joint on the temperature specified for the meat and adjust the cooking time accordingly.

2. Peel the potatoes and, depending on their size, cut them into halves or quarters. Place the potatoes into a saucepan and cover with lightly salted cold water. Bring the potatoes to the boil and parboil